Finding the Fourth Proportional to 756,340.74, 1,134,687.33 and 250,864.74
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Solution
The fourth proportional to 756,340.74, 1,134,687.33 and 250,864.74 is: 376,355.56
Step by Step Solution
- Step 1: Write the proportion equation
756,340.74 : 1,134,687.33 = 250,864.74 : x - Step 2: Convert to fraction form
756,340.74/1,134,687.33 = 250,864.74/x - Step 3: Cross multiply
756,340.74x = 1,134,687.33 × 250,864.74 - Step 4: Simplify right side
756,340.74x = 284,653,042,021.74 - Step 5: Solve for x
x = 284,653,042,021.74/756,340.74 - Step 6: Final answer
x = 376,355.56
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.